Intro to Variables and Like Terms

What are the terms in the expression
 8x - 3y + 7 ?

• 8, -3, 7

• x, y

• 8x, -3y, 7

How many terms are in the expression: 3a² + 2a - c + 7

• 2

• 3

• 4

• 5

Identify the constant in the expression.

2y - x + 8 + 7p

• 7

• - x

• 2

• 8

A variable is . . .

• an infinite number

• a number represented by a letter

• a number multiplied by another number

• the number next to a letter

True or False:

An algebraic expression does not have an equal sign. 

• True

• False

Identify the Variable in the expression 5y + 7?

• +

• y

• 5y

• 7

Parts that make up an expression.

They are separated by addition and

subtraction signs.

• Term

• Variable

• Coefficient

• Constant

• Term

• Variable

• Coefficient

• Constant

• Term

• Variable

• Coefficient

• Constant

• Term

• Constant

• Coefficient

• Variable